[169116] in North American Network Operators' Group
Re: Question on Route-Set for Arin DB
daemon@ATHENA.MIT.EDU (Randy Bush)
Fri Feb 14 00:25:16 2014
Date: Fri, 14 Feb 2014 14:24:54 +0900
From: Randy Bush <randy@psg.com>
To: Tony Tauber <ttauber@1-4-5.net>
In-Reply-To: <CAGQUKcfOHPgNviXeyEUzE_bo8xGpaNNPzzpoTtKXEq-s2TO+nA@mail.gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
> The way many providers use the IRR info is to take the adjacent ASN and do
> a reverse index lookup on the origin field.
> That is, for AS1234, what are all the route and route6 objects with that as
> an origin.
> If you need something more complicated, you can use an aut-num object to
> say that an as-set, route-set or combinations of these ought to be folded
> in when creating the filters.
fwiw, i build filters by running peval() over their as-set
randy
